Don Chaney became a champion with the Boston Celtics during his rookie year, in 1969. On February 28, 1973, Chaney set a career high in points score with 32, in a win over the Golden State Warriors. He would also help the Celtics toward winning the 1974 NBA Finals. He also had a short two season stint with the Los Angeles Lakers from 1976–1977, and played in the ABA for one year with the Spirits of St. Louis from 1975–1976. Chaney was widely known for his defensive skills, appearing on NBA all-defensive teams five times during his career. He was also known for providing notable numbers in minutes off the bench.
Chaney is the only Boston Celtic who played with both Bill Russell (1956–1969) and Larry Bird (1979–1992)